links for 2007-12-06

就目前的测试，jemalloc 占了上风。看起来 win32 上通用的 malloc 实现主要目的是减少内存占用，而不是避免碎片。其他的 malloc 实现虽然性能更好，但对 heap 的消耗也更大

* New audio/video options with H.264/HE-AAC codec support

* Improved Performance through multi-core support for rendering, hardware scaling in full-screen, multi-threaded video decoding